Marshall Bromley 750 Black

• Dominate any event, portable speaker designed for large venues.
• 360° spatial audio for an immersive party atmosphere.
• 40+ hr battery, IP54 splash-proof, outdoor-ready.
• Dual instrument/mic inputs, built-in effects, sing instantly.
• Bluetooth 5.3, multi-input, App remote control.

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NT$36,990

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Marshall Bromley 750 Black | The 500W Portable Party Speaker that Dominates Any Venue

Flagship Bluetooth Party Speaker with True Stereophonic 360° Surround Sound

The Marshall Bromley 750 Black is a flagship portable party speaker launched by Marshall, featuring True Stereophonic 360º surround sound technology, an astonishing 500W total output power, and over 40 hours of battery life. Designed for large events and professional performances, this speaker features eight independent Class D amplifiers driving a precise array of transducers, delivering clear, powerful, and immersive sound whether indoors or outdoors. Its diverse connectivity options, including Bluetooth 5.3, RCA, USB-C, and professional-grade instrument inputs, make it a comprehensive audio hub.

Compared to most Bluetooth speakers on the market that primarily focus on music playback, the Marshall Bromley 750 achieves comprehensive integration from high-quality music playback to professional live performances through its built-in dual-channel Combo Jack inputs and independent effects. This outdoor speaker is not only the centerpiece of any party but also a reliable partner for street performers, event hosts, and DJs. Its robust IP54 splash-proof design and convenient wheeled trolley handle perfectly embody the rock spirit of Marshall amplifiers combined with modern technology.

Quick Facts Product Overview

Brand: Marshall
Model: Bromley 750 Black
Total Output Power: 500W (8 Class D Amplifiers)
Battery Life: 40+ hours playback time
Bluetooth Version: Bluetooth 5.3 (Auracast support)
Water and Dust Resistance Rating: IP54
Applicable Scenarios: Outdoor parties, street performances, event hosting, DJ performances, large indoor spaces

Marshall Bromley 750 Core Features and Audio Technology

500W Powerful Output: Features eight independent Class D amplifiers, including two 150W for woofers, two 50W for mid-range drivers, two 7W for tweeters, and two 14W for stereo tweeters, delivering unparalleled dynamics and volume.
True Stereophonic 360º Surround Sound: Marshall's exclusive multi-directional sound technology ensures listeners experience a consistent, balanced, and spatial stereo soundstage, no matter where they are.
Ultra-Long Battery Life: A single charge provides over 40 hours of playback time, keeping the party going from day to night. It also supports fast charging, providing 5 hours of playback with just a 20-minute charge.
Professional-Grade Ports: Equipped with two XLR/TRS combo input jacks, allowing connection of microphones, guitars, basses, and other instruments, with independent volume and effect controls, instantly transforming it into a mobile PA system.
Diverse Audio Inputs: In addition to the latest Bluetooth 5.3 (supporting Auracast multi-speaker pairing), it also provides RCA stereo input, 3.5mm AUX input/output, and a bidirectional USB-C port, easily accommodating various playback devices.
Built-in Stage Lighting and Effects: Integrates three modes of adjustable stage lighting to enhance the visual atmosphere of events. Also features built-in Delay and Reverb effects, which can be directly applied to microphone or instrument inputs.
Robust and Durable Design: Features IP54 dust and splash resistance, coupled with a durable casing, side handles, retractable trolley handle, and integrated wheels, making it easy to handle various demanding indoor and outdoor environments.
Intuitive Panel Controls: The top panel inherits Marshall's classic amplifier design, offering backlit knobs for real-time parameter display, including 2-band EQ, volume, effect control, and battery level indicator, ensuring clear and intuitive operation.

Marshall Bluetooth App

Remote control is available via the dedicated Marshall Bluetooth App for iOS and Android devices.
Wirelessly adjust EQ, volume, lighting modes, effect parameters, and other detailed settings.
Supports OTA (Over-the-Air) firmware updates, ensuring your Bromley 750 continuously receives the latest features.

Technical Specifications (Tech Specs)

Speaker Type	Portable Stereo Party Speaker
Frequency Response	20 Hz – 20,000 Hz
Amplifiers	8 Class D Amplifiers (500W total)
Drivers	2 x 10-inch Woofers (150W) 2 x 5.25-inch Mid-range Drivers (50W) 2 x 1-inch Tweeters (7W) 2 x 0.8-inch Stereo Tweeters (14W)
Maximum Sound Pressure Level (SPL)	Not provided by manufacturer
Wireless Connectivity	Bluetooth 5.3 (Auracast support)
Wired Connectivity	2 x Combo Jack (XLR / 1/4" TRS) Input 1 x RCA Stereo Input 1 x 3.5 mm AUX Input 1 x 3.5 mm AUX Output 1 x Bidirectional USB-C Port
Control Panel	Master Volume, Treble, Bass, Source Select, Play/Pause, Lighting Modes, Battery Indicator, Sound Character, Input 1/2 Volume, Input 1/2 Effect Control
Battery Type	Built-in Rechargeable Lithium-ion Battery
Battery Life	40+ hours
Charging Time	5 hours of use with 20 minutes fast charge
Water and Dust Resistance Rating	IP54

Marshall Bromley 750 FAQ

Q：What audio input methods does the Marshall Bromley 750 Portable Party Speaker - Black and Brass support?

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A：It supports multiple methods. In addition to Bluetooth 5.3 wireless connection, it also includes RCA, 3.5mm AUX, USB-C, and two XLR/TRS combo input jacks for microphones or guitars.

Q：What are the differences between Marshall Bromley 750 and Woburn III?

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A：The main differences lie in power supply and purpose. The Bromley 750 has a built-in battery and wheels, designed for outdoor parties and mobile performances; the Woburn III is a home Bluetooth speaker that requires a power outlet.

Q：Is the Marshall Bromley 750 suitable for street performers?

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A：It is very suitable. It offers two instrument/microphone inputs, built-in effects, plus over 40 hours of ultra-long battery life and a wheeled design, making it an ideal mobile performance solution.

Q：Can the Bromley 750's lighting effects be turned off?

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A：Yes. Users can directly switch between three lighting modes or turn them off completely via the control panel on the unit, or make more detailed personalized settings in the dedicated App.

THINK2 Warranty & Support

Service Highlights

Fast Shipping: In-stock items will be shipped within 24 business hours.
Professional Technical Support: Our certified audio engineers provide consultation for installation, licensing, compatibility, and setup.
Comprehensive Warranty & After-Sales Service: Includes both manufacturer warranty and THINK2 customer support.

※ Shipping times are calculated based on business days. Actual warranty follows the manufacturer’s policy. THINK2 provides integration and support assistance.

Warranty & Return Policy

With valid proof of purchase and product serial number, customers are entitled to manufacturer warranty and THINK2 after-sales service.
DOA / Non-human defects: Within 7 days of purchase, after verification, customers may request return or replacement.
Exclusions: Damages from misuse, unauthorized modification, consumable parts, natural disasters, or improper use beyond instructions.
Application Process: Contact customer service during business hours for return instructions.
Service Coverage: Taiwan region primarily; overseas based on logistics standards.

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